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B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
B23K9/00—Arc welding or cutting
B23K9/02—Seam welding; Backing means; Inserts
B23K9/028—Seam welding; Backing means; Inserts for curved planar seams
B23K9/0282—Seam welding; Backing means; Inserts for curved planar seams for welding tube sections
B23K9/0286—Seam welding; Backing means; Inserts for curved planar seams for welding tube sections with an electrode moving around the fixed tube during the welding operation
B—PERFORMING OPERATIONS; TRANSPORTING
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
B23K9/00—Arc welding or cutting
B23K9/02—Seam welding; Backing means; Inserts
B23K9/028—Seam welding; Backing means; Inserts for curved planar seams
Outillage destine a travailler au niveau du joint entre le corps et le chapeau d'un robinet et procede de refection d'un robinet utilisant un tel outillage
Outillage destine a travailler au niveau du joint entre le corps et le chapeau d'un robinet et procede de refection d'un robinet utilisant un tel outillage